Calculator Description

This online engineering calculator computes the actual bending and shear stresses and allowable bending and shear stresses for a wood sawn lumber member in bending and shear according to the National Design Specification for Wood Construction 2015 (NDS 2015)

Calculator Link

https://www.engineeringexamples.net/engineering-calculator-for-analysis-of-wood-sawn-lumber-member-in-bending-and-shear-nds-2015/

Input Parameters

Bending Moment, M

Maximum Shear Load, V

Member Width, b

Member Depth, d

 

Load Duration Factor, C_d – NDS 2015, Section 4.3.2

Wet Service Condition Factor, C_m – NDS 2015, Section 4.3.3

Temperature Factor, C_t – NDS 2015, Section 4.3.4

Beam Stability Factor, C_L – NDS 2015, Section 4.3.5

Size Factor, C_F – NDS 2015, Section 4.3.6

Flat Use Factor, C_fu – NDS 2015, Section 4.3.7

Incising Factor, C_i – NDS 2015, Section 4.3.8

Repetitive Member Factor, C_r – NDS 2015, Section 4.3.9

 

Reference Bending Stress, F_b – NDS Supplement 2015

Reference Shear Stress Parallel to grain, F_v – NDS Supplement 2015

 

Output Parameters

Cross-Sectional Area, A

Section Modulus, S_x

Actual Bending Stress, f_b

Actual Maximum Shear Stress, f_v

Allowable Bending Stress, F_b‘ – NDS 2015 Table 4.3.1

Allowable Shear Stress Parallel to Grain, F_v‘ – NDS 2015 Table 4.3.1

 

Bending Check

Shear Check